Matter
... – Collection of the combination same type of atom elements and/or – Cannot be compounds or decomposed both. • Compound • USUALLY – 2 or more different heterogeneous atoms chemically bonded together. ...
... – Collection of the combination same type of atom elements and/or – Cannot be compounds or decomposed both. • Compound • USUALLY – 2 or more different heterogeneous atoms chemically bonded together. ...
Document
... of the photographs, quotes, and other materials that they contain. Thank you, Vicki Hughes ...
... of the photographs, quotes, and other materials that they contain. Thank you, Vicki Hughes ...
Chapter 6: Chemistry in Biology
... __________ are positively charged particles. __________ are particles that have no charge. __________ are negatively charged particles that are located outside the __________. Elements: An __________ is a pure substance that cannot be broken down into other substances by physical or chemical ...
... __________ are positively charged particles. __________ are particles that have no charge. __________ are negatively charged particles that are located outside the __________. Elements: An __________ is a pure substance that cannot be broken down into other substances by physical or chemical ...
Chemistry Review
... distribution of electrons between atoms. A water molecule has this distribution because the Oxygen has a stronger attraction for electrons than the 2 Hydrogens. This uneven distribution causes one end of a molecule to have a slightly positive charge and one end to have a slightly negative charge ...
... distribution of electrons between atoms. A water molecule has this distribution because the Oxygen has a stronger attraction for electrons than the 2 Hydrogens. This uneven distribution causes one end of a molecule to have a slightly positive charge and one end to have a slightly negative charge ...
File - Mr. Sault`s Classroom
... atom we have. Each molecule has 1 Al and 3 Cl We have to multiply that by the coefficient to get the total # of atoms. 1x3 = 3 Al 3x3 = 9 Cl ...
... atom we have. Each molecule has 1 Al and 3 Cl We have to multiply that by the coefficient to get the total # of atoms. 1x3 = 3 Al 3x3 = 9 Cl ...
sch3u unit 1 test: matter
... 9. When fluorine forms an ionic bond it tends to a. lose electrons b. gain electrons c. share electrons d. lose protons 10. Copper (II) hydroxide is composed of a. 2 elements, 2 atoms b. 2 elements, 3 atoms c. 3 elements, 4 atoms d. 3 elements, 5 atoms ...
... 9. When fluorine forms an ionic bond it tends to a. lose electrons b. gain electrons c. share electrons d. lose protons 10. Copper (II) hydroxide is composed of a. 2 elements, 2 atoms b. 2 elements, 3 atoms c. 3 elements, 4 atoms d. 3 elements, 5 atoms ...
power point notes
... Rutherford proposed that the atom consists of a tiny positively charged nucleus surrounded by a cloud of negatively charged electrons. The nucleus contains almost all of the mass of the atom and consists of protons and neutrons. The number of electrons surrounding the nucleus, equals the number of p ...
... Rutherford proposed that the atom consists of a tiny positively charged nucleus surrounded by a cloud of negatively charged electrons. The nucleus contains almost all of the mass of the atom and consists of protons and neutrons. The number of electrons surrounding the nucleus, equals the number of p ...
Atomic number
... How many protons does Calcium have? What element has 17 protons and 18 neutrons? What is its atomic number? What is its atomic mass? ...
... How many protons does Calcium have? What element has 17 protons and 18 neutrons? What is its atomic number? What is its atomic mass? ...
File
... 31. What is a compound? Two or more elements chemically combined have their own unique properties 32. Give an example of a compound. H2O 33. What is a molecule? An element with more than one atom attached to it 34. Give an example of a molecule. O₂- air we breathe O₃- ozone layer 35. As you go from ...
... 31. What is a compound? Two or more elements chemically combined have their own unique properties 32. Give an example of a compound. H2O 33. What is a molecule? An element with more than one atom attached to it 34. Give an example of a molecule. O₂- air we breathe O₃- ozone layer 35. As you go from ...
section_2_review_set
... 1. What is the claim to fame for the proton? determines the element 2. What is the claim to fame for the electron? creates the chemical bonds 3. What is the claim to fame for the neutron? stabilizes the nucleus 4. What is the mass of each of the following particles?: proton 1; neutron 1; electron 0. ...
... 1. What is the claim to fame for the proton? determines the element 2. What is the claim to fame for the electron? creates the chemical bonds 3. What is the claim to fame for the neutron? stabilizes the nucleus 4. What is the mass of each of the following particles?: proton 1; neutron 1; electron 0. ...
S1-2-02: What is the basic subatomic structure of an atom?
... Atoms are made up of three kinds of particles (fill in the blanks): S1-2-04: How do you use atomic mass and atomic number to identify parts of the atom? 1. Explain how you use the periodic table to find the number of electrons, protons and neutrons. Use sodium as an example. ...
... Atoms are made up of three kinds of particles (fill in the blanks): S1-2-04: How do you use atomic mass and atomic number to identify parts of the atom? 1. Explain how you use the periodic table to find the number of electrons, protons and neutrons. Use sodium as an example. ...
Pre-Knowledge: Chemistry and Physics Vocabulary Atomic Number
... The sum of the number of neutrons and protons in the nucleus of an atom. Nucleus The small “core” of the atom, where most of its mass and all of its positive charge is concentrated. Except for ordinary hydrogen (which has only a proton), atomic nuclei consist of protons and neutrons. For this reason ...
... The sum of the number of neutrons and protons in the nucleus of an atom. Nucleus The small “core” of the atom, where most of its mass and all of its positive charge is concentrated. Except for ordinary hydrogen (which has only a proton), atomic nuclei consist of protons and neutrons. For this reason ...
Naming Ionic Compounds
... ** this is just like you learned for molecular compounds except you are not worried about the numbers of an element examples: NaCl – sodium chloride CaCl2 – calcium chloride Mg3N2 – magnesium nitride PbO – lead oxide ...
... ** this is just like you learned for molecular compounds except you are not worried about the numbers of an element examples: NaCl – sodium chloride CaCl2 – calcium chloride Mg3N2 – magnesium nitride PbO – lead oxide ...
GY 111 Lecture Note Series Elemental Chemistry
... A bit of history is required before we start into the chemistry stuff. During the good old days (i.e., 100's of years ago), "chemists" were essentially magicians. They had learned some basic data about the planet around them, including basic elements. At the time, most people thought that their univ ...
... A bit of history is required before we start into the chemistry stuff. During the good old days (i.e., 100's of years ago), "chemists" were essentially magicians. They had learned some basic data about the planet around them, including basic elements. At the time, most people thought that their univ ...
Electron Arrangement
... A fraction is a group of compounds with boiling points within a given range. Fractions can be separated by distillation because they have different boiling points so evaporate at different times when crude oil is heated. They then cool down to be collected as liquids. The fractions from crude oil c ...
... A fraction is a group of compounds with boiling points within a given range. Fractions can be separated by distillation because they have different boiling points so evaporate at different times when crude oil is heated. They then cool down to be collected as liquids. The fractions from crude oil c ...
CHAPTER 2: ATOMS, IONS, AND COMPOUNDS
... water, fire, and earth. Aristotle (384-321 B.C.): accepted Empedocles idea and added a fifth element, heavenly ether, which is perfect, eternal, and incorruptible. Aristotle’s idea of five basic elements was accepted for 2000 years. John Dalton (1766-1844), an English chemist and physicist, establis ...
... water, fire, and earth. Aristotle (384-321 B.C.): accepted Empedocles idea and added a fifth element, heavenly ether, which is perfect, eternal, and incorruptible. Aristotle’s idea of five basic elements was accepted for 2000 years. John Dalton (1766-1844), an English chemist and physicist, establis ...
Name Date Class Period ______
... Name ______________________________________ Date __________________ Class Period _________ Atoms, Elements, and Compound Test Study Guide I. ...
... Name ______________________________________ Date __________________ Class Period _________ Atoms, Elements, and Compound Test Study Guide I. ...
Chemical Formulas
... If asked how many different elements are in a chemical formula, remember that each element symbol starts with a capital letter. But be careful to not count an element twice if repeated in the formula. In HC 2 H 3 O 2 , there are only three elements, carbon, hydrogen and oxygen, even though there are ...
... If asked how many different elements are in a chemical formula, remember that each element symbol starts with a capital letter. But be careful to not count an element twice if repeated in the formula. In HC 2 H 3 O 2 , there are only three elements, carbon, hydrogen and oxygen, even though there are ...
TEK 8.5D: Chemical Formulas
... If asked how many different elements are in a chemical formula, remember that each element symbol starts with a capital letter. But be careful to not count an element twice if repeated in the formula. In HC 2 H 3 O 2 , there are only three elements, carbon, hydrogen and oxygen, even though there are ...
... If asked how many different elements are in a chemical formula, remember that each element symbol starts with a capital letter. But be careful to not count an element twice if repeated in the formula. In HC 2 H 3 O 2 , there are only three elements, carbon, hydrogen and oxygen, even though there are ...
C1a - Mr Corfe
... caesium Cs rubidium Rb potassium K sodium Na lithium Li calcium Ca magnesium Mg aluminium Al zinc Zn iron Fe Gold Au silver Ag RULE: An metal is more reactive if it is further to the left of the periodic table or further down in the group (not including groups 3-8) TYPES OF REACT ...
... caesium Cs rubidium Rb potassium K sodium Na lithium Li calcium Ca magnesium Mg aluminium Al zinc Zn iron Fe Gold Au silver Ag RULE: An metal is more reactive if it is further to the left of the periodic table or further down in the group (not including groups 3-8) TYPES OF REACT ...