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