A) It is composed of electrons and neutrons B) It is composed of protons only C) It is composed of protons and electrons D) It is composed of protons and neutrons
A) 0 B) - C) +
A) have an equal number of charged and noncharged particles. B) have an equal number of electrons and protons. C) have neutrons in their nuclei. D) have an equal number of neutrons and protons.
A) burning wood B) cooking eggs C) digesting food D) breaking a pencil
A) Atomic Mass B) Alphabetical Order C) Atomic Number D) Discovery Date
A) Neutrons B) Valence Electrons C) Protons and Neutrons D) Protons
A) color B) pH C) density D) shape
A) a total of eight protons and neutrons. B) eight protons in its nucleus. C) a total of eight neutrons and electrons. D) eight neutrons in its nucleus.
A) protons. B) protons plus the number of electrons. C) protons plus the number of neutrons. D) neutrons.
A) They are located in the left-most column of the periodic table. B) They form negative ions with a -1 charge. C) They are extremely nonreactive. D) They are usually gases.
A) a basically nonreactive. B) They are highly reactive with both metals and nonmetals. C) They are extremely rare in nature. D) They form compounds with very bright colors.
A) exist in all three states of matter in normal conditions B) have only 1 valence electron C) are all metals D) are nonreactive
A) On the left-most side. B) In the bottom rows. C) On the right side. D) In the middle column of the periodic table.
A) color; smell B) number; mass C) location; ionization D) mass;number
A) 3 neutrons B) 6 neutrons C) 12 neutrons D) 8 neutrons
A) Alkaline Earth B) Halogens C) Noble Gases D) Alkali Metals
A) Akali B) Noble Gases C) Alkaline Earth D) Halogens
A) Alkali B) Halogens C) Alkaline Earth D) Noble Gases
A) Halogens B) Alkali C) Noble Gases D) Alkaline Earth
A) 4 B) 5 C) 3 D) 2
A) metals B) metalloids C) nonmetals
A) Ms. Watson B) Mosely C) Einstein D) Mendleev
A) According to atomic mass B) by date discovered C) according to atomic number D) alphabetically
A) Atomic Mass-Atomic Number B) Atomic Number-Atomic Mass C) Atomic Number D) Atomic Mass
A) Atomic Mass B) Atomic Number-Atomic mass C) Atomic Number D) Atomic Mass-Atomic Number
A) nucleus B) electrons C) neutrons D) protons
A) color B) reactivity C) flammability D) pH
A) breaking B) crushing C) burning D) adding dye
A) only can be seen in a few elements B) can be observed with senses C) can only be observed by changing the substance D) vary within the same element
A) vary within the same element B) can be observes with the senses C) cn only be observed by changing the substance D) only can be observed in a few elements
A) physical B) chemical
A) physical B) chemical
A) it will sink B) not enough information C) it will float
A) meters B) grams C) hours D) kilograms
A) both accurate and precise B) nethier accurate or precise C) precise D) accurate
A) 1,000 B) 100 C) 1/100 D) 1/1,000
A) dependent B) control C) independent D) constant
A) fertilizer B) growth C) length of study D) strawberries
A) dependent B) constant C) independent D) control
A) stirring rod B) graduated cylinder C) tongs D) beaker
A) 16 B) 13 C) 0 D) 10
A) 19 B) 17 C) 18 D) 35
A) 10 B) 12 C) 14 D) 26
A) 8 B) 2 C) 10 D) 18
A) 115 amu B) 57 amu C) 0.57 amu D) 5.7 amu
A) 2 B) 3 C) 4 D) 1
A) Rutherford B) Dalton C) Bohr D) Thomson
A) Rutherford B) Thomson C) Chadwick D) Democritus
A) Rutherford B) Shrodinger and Heisenburg C) Bohr D) Thomson
A) Dalton B) Bohr C) Thomson D) Rutherford
A) Atoms of the same element are exactly alike. B) Atoms combine to form compounds in simple whole number ratios. C) All matter is made of atoms.
A) Rutherford B) Chadwick C) Dalton D) Bohr
A) Electron number never changes. B) The mass of electrons is much smaller than the mass of protons and neutrons. C) The mass of protons and neutrons are much smaller than the mass of the electron. D) Electrons are positively charged.
A) positive charge B) smaller mass C) larger mass D) negative charge
A) positrons B) protons C) electrons D) neutrons
A) 1.33g/ml B) 0.33g/ml C) 3g/ml D) 72g/ml
A) 17.5g B) 24g C) 0.094g D) 10.7g |