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