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