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