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