SGC-Chem Test 2 SP2
A) It is composed of protons and electrons B) It is composed of protons only C) It is composed of protons and neutrons D) It is composed of electrons and neutrons
A) 0 B) - C) +
A) have neutrons in their nuclei. B) have an equal number of neutrons and protons. C) have an equal number of electrons and protons. D) have an equal number of charged and noncharged particles.
A) cooking eggs B) digesting food C) burning wood D) breaking a pencil
A) Atomic Mass B) Discovery Date C) Atomic Number D) Alphabetical Order
A) Valence Electrons B) Neutrons C) Protons and Neutrons D) Protons
A) color B) shape C) density D) pH
A) eight neutrons in its nucleus. B) eight protons in its nucleus. C) a total of eight protons and neutrons. D) a total of eight neutrons and electrons.
A) protons. B) protons plus the number of neutrons. C) protons plus the number of electrons. D) neutrons.
A) They are extremely nonreactive. B) They form negative ions with a -1 charge. C) They are usually gases. D) They are located in the left-most column of the periodic table.
A) They are highly reactive with both metals and nonmetals. B) They form compounds with very bright colors. C) They are extremely rare in nature. D) a basically nonreactive.
A) are all metals B) are nonreactive C) have only 1 valence electron D) exist in all three states of matter in normal conditions
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) mass;number B) color; smell C) number; mass D) location; ionization
A) 3 neutrons B) 8 neutrons C) 6 neutrons D) 12 neutrons
A) Alkaline Metals B) Halogens C) Alkaline Earth D) Noble Gases
A) Akali B) Noble Gases C) Halogens D) Alkaline Earth
A) Alkali B) Noble Gases C) Alkaline Earth D) Halogens
A) Noble Gases B) Alkaline Earth C) Halogens D) Alkali
A) 3 B) 4 C) 5 D) 2
A) nonmetals B) metals C) metalloids
A) Mosely B) Mendleev C) Ms. Watson D) Einstein
A) alphabetically B) according to atomic number C) by date discovered D) According to atomic mass
A) Atomic Number B) Atomic Mass C) Atomic Number-Atomic Mass D) Atomic Mass-Atomic Number
A) Atomic Number-Atomic mass B) Atomic Mass-Atomic Number C) Atomic Mass D) Atomic Number
A) electrons B) neutrons C) nucleus D) protons
A) pH B) flammability C) reactivity D) color
A) pH B) density C) shape D) texture
A) burning B) adding dye C) crushing D) breaking
A) precipitate forming B) burning C) rusting D) breaking
A) vary within the same element B) can be observed with senses C) can only be observed by changing the substance D) only can be seen in a few elements
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) liters B) second C) meters D) kelvin
A) grams B) meters C) kilograms D) hours
A) precise B) accurate C) nethier accurate or precise D) both accurate and precise
A) 1,000 B) 1/1,000 C) 100 D) 1/100
A) independent B) dependent C) constant D) control
A) growth B) fertilizer C) length of study D) strawberries
A) 2,500m B) 0.0025m
A) 1.65g B) 16.5g
A) 9.470x10-2 B) 9.470x102
A) 4.2x10-3 B) 4.2x103
A) 0.0000875 B) 875,000
A) 63,400 B) 0.00634
A) dependent B) independent C) constant D) control
A) stirring rod B) graduated cylinder C) tongs D) beaker
A) 13 B) 0 C) 16 D) 10
A) 35 B) 19 C) 17 D) 18
A) 10 B) 14 C) 12 D) 26
A) 18 B) 8 C) 10 D) 2
A) 5.7 amu B) 57 amu C) 115 amu D) 0.57 amu
A) 4 B) 3 C) 1 D) 2
A) 0.5 mol B) 89.6 mol C) 67.2 mol D) 2 mol
A) 5.8x1022 atoms B) 21.07 atoms C) 1.72x1023 atoms D) 2.107x1024 atoms
A) 2,295ft B) 12,144ft
A) 6.75kg B) 33.3kg
A) Thomson B) Rutherford C) Bohr D) Dalton
A) Rutherford B) Democritus C) Thomson D) Chadwick
A) Shrodinger and Heisenburg B) Rutherford C) Thomson D) Bohr 
A) Bohr B) Thomson C) Rutherford D) Dalton
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) 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) positive charge C) negative charge D) larger mass
A) electrons B) neutrons C) protons D) positrons
A) 1.33g/ml B) 72g/ml C) 3g/ml D) 0.33g/ml
A) 0.094g B) 10.7g C) 17.5g D) 16g |
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