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