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