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