SGC-Chem Test 2 SP2
A) It is composed of protons only B) It is composed of electrons and neutrons C) It is composed of protons and electrons D) It is composed of protons and neutrons
A) + B) 0 C) -
A) have an equal number of charged and noncharged particles. B) have an equal number of neutrons and protons. C) have an equal number of electrons and protons. D) have neutrons in their nuclei.
A) burning wood B) cooking eggs C) breaking a pencil D) digesting food
A) Atomic Number B) Alphabetical Order C) Discovery Date D) Atomic Mass
A) Protons and Neutrons B) Valence Electrons C) Protons D) Neutrons
A) shape B) color C) density D) pH
A) eight protons in its nucleus. B) a total of eight neutrons and electrons. C) eight neutrons in its nucleus. D) a total of eight protons and neutrons.
A) protons. B) protons plus the number of electrons. C) protons plus the number of neutrons. D) 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) 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) are all metals C) exist in all three states of matter in normal conditions D) have only 1 valence electron
A) On the left-most side. B) On the right side. C) In the middle column of the periodic table. D) In the bottom rows.
A) mass;number B) number; mass C) location; ionization D) color; smell
A) 12 neutrons B) 3 neutrons C) 8 neutrons D) 6 neutrons
A) Alkaline Metals B) Halogens C) Noble Gases D) Alkaline Earth
A) Noble Gases B) Akali C) Halogens D) Alkaline Earth
A) Alkaline Earth B) Noble Gases C) Halogens D) Alkali
A) Alkali B) Alkaline Earth C) Halogens D) Noble Gases
A) 5 B) 4 C) 2 D) 3
A) nonmetals B) metals C) metalloids
A) Ms. Watson B) Einstein C) Mosely D) Mendleev
A) according to atomic number B) According to atomic mass C) by date discovered D) alphabetically
A) Atomic Number B) Atomic Mass-Atomic Number C) Atomic Number-Atomic Mass D) Atomic Mass
A) Atomic Mass-Atomic Number B) Atomic Number-Atomic mass C) Atomic Number D) Atomic Mass
A) electrons B) protons C) neutrons D) nucleus
A) flammability B) pH C) color D) reactivity
A) pH B) density C) texture D) shape
A) adding dye B) burning C) crushing D) breaking
A) breaking B) burning C) precipitate forming D) rusting
A) can be observed with senses B) only can be seen in a few elements C) vary within the same element 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) cn only be observed by changing the substance D) can be observes with the senses
A) chemical B) physical
A) physical B) chemical
A) it will float B) not enough information C) it will sink
A) kelvin B) meters C) second D) liters
A) hours B) kilograms C) meters D) grams
A) both accurate and precise B) precise C) accurate D) nethier accurate or precise
A) 1,000 B) 1/100 C) 100 D) 1/1,000
A) independent B) control C) dependent D) constant
A) fertilizer B) length of study C) growth D) strawberries
A) 0.0025m B) 2,500m
A) 1.65g B) 16.5g
A) 9.470x10-2 B) 9.470x102
A) 4.2x10-3 B) 4.2x103
A) 875,000 B) 0.0000875
A) 0.00634 B) 63,400
A) dependent B) independent C) constant D) control
A) beaker B) graduated cylinder C) stirring rod D) tongs
A) 16 B) 13 C) 0 D) 10
A) 19 B) 17 C) 18 D) 35
A) 12 B) 10 C) 26 D) 14
A) 2 B) 8 C) 18 D) 10
A) 0.57 amu B) 115 amu C) 5.7 amu D) 57 amu
A) 2 B) 1 C) 4 D) 3
A) 67.2 mol B) 2 mol C) 0.5 mol D) 89.6 mol
A) 5.8x1022 atoms B) 21.07 atoms C) 2.107x1024 atoms D) 1.72x1023 atoms
A) 2,295ft B) 12,144ft
A) 6.75kg B) 33.3kg
A) Rutherford B) Dalton C) Bohr D) Thomson
A) Chadwick B) Thomson C) Rutherford D) Democritus
A) Shrodinger and Heisenburg B) Thomson C) Bohr D) Rutherford 
A) Dalton B) Rutherford C) Bohr D) Thomson
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) Chadwick B) Dalton C) Bohr D) Rutherford
A) Electrons are positively charged. B) Electron number never changes. C) The mass of protons and neutrons are much smaller than the mass of the electron. D) The mass of electrons is much smaller than the mass of protons and neutrons.
A) negative charge B) larger mass C) positive charge D) smaller mass
A) protons B) neutrons C) positrons D) electrons
A) 3g/ml B) 1.33g/ml C) 72g/ml D) 0.33g/ml
A) 16g B) 10.7g C) 17.5g D) 0.094g |
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