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