SGC-Chem Test 2 SP2
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) - B) 0 C) +
A) have an equal number of electrons and protons. B) have an equal number of neutrons and protons. C) have an equal number of charged and noncharged particles. D) have neutrons in their nuclei.
A) burning wood B) breaking a pencil C) cooking eggs D) digesting food
A) Atomic Mass B) Discovery Date C) Atomic Number D) Alphabetical Order
A) Neutrons B) Protons C) Valence Electrons D) Protons and Neutrons
A) color B) density C) shape D) pH
A) a total of eight protons and neutrons. B) eight protons in its nucleus. C) a total of eight neutrons and electrons. D) eight neutrons in its nucleus.
A) protons plus the number of neutrons. B) protons. C) neutrons. D) protons plus the number of electrons.
A) They form negative ions with a -1 charge. B) They are extremely nonreactive. C) They are usually gases. D) They are located in the left-most column of the periodic table.
A) They are extremely rare in nature. B) They form compounds with very bright colors. C) They are highly reactive with both metals and nonmetals. D) a basically nonreactive.
A) are nonreactive B) exist in all three states of matter in normal conditions C) are all metals 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) location; ionization B) number; mass C) mass;number D) color; smell
A) 8 neutrons B) 3 neutrons C) 12 neutrons D) 6 neutrons
A) Alkaline Metals B) Halogens C) Alkaline Earth D) Noble Gases
A) Halogens B) Noble Gases C) Alkaline Earth D) Akali
A) Alkaline Earth B) Alkali C) Noble Gases D) Halogens
A) Alkali B) Alkaline Earth C) Halogens D) Noble Gases
A) 2 B) 5 C) 3 D) 4
A) nonmetals B) metalloids C) metals
A) Mendleev B) Mosely C) Einstein D) Ms. Watson
A) by date discovered B) alphabetically C) According to atomic mass D) according to atomic number
A) Atomic Number B) Atomic Mass C) Atomic Mass-Atomic Number D) Atomic Number-Atomic Mass
A) Atomic Number B) Atomic Mass-Atomic Number C) Atomic Mass D) Atomic Number-Atomic mass
A) nucleus B) neutrons C) protons D) electrons
A) flammability B) pH C) reactivity D) color
A) texture B) density C) pH D) shape
A) crushing B) breaking C) burning D) adding dye
A) precipitate forming B) rusting C) burning D) breaking
A) can only be observed by changing the substance B) can be observed with senses C) vary within the same element D) only can be seen in a few elements
A) vary within the same element B) can be observes with the senses C) cn only be observed by changing the substance D) only can be observed in a few elements
A) chemical B) physical
A) physical B) chemical
A) it will float B) not enough information C) it will sink
A) kelvin B) second C) liters D) meters
A) grams B) meters C) kilograms D) hours
A) precise B) accurate C) both accurate and precise D) nethier accurate or precise
A) 100 B) 1/100 C) 1,000 D) 1/1,000
A) constant B) dependent C) control D) independent
A) strawberries B) length of study C) growth D) fertilizer
A) 0.0025m B) 2,500m
A) 1.65g B) 16.5g
A) 9.470x10-2 B) 9.470x102
A) 4.2x103 B) 4.2x10-3
A) 0.0000875 B) 875,000
A) 63,400 B) 0.00634
A) constant B) dependent C) independent D) control
A) graduated cylinder B) tongs C) beaker D) stirring rod
A) 0 B) 16 C) 10 D) 13
A) 17 B) 18 C) 35 D) 19
A) 14 B) 10 C) 12 D) 26
A) 8 B) 18 C) 10 D) 2
A) 57 amu B) 0.57 amu C) 5.7 amu D) 115 amu
A) 3 B) 1 C) 2 D) 4
A) 89.6 mol B) 2 mol C) 0.5 mol D) 67.2 mol
A) 21.07 atoms B) 5.8x1022 atoms C) 1.72x1023 atoms D) 2.107x1024 atoms
A) 2,295ft B) 12,144ft
A) 6.75kg B) 33.3kg
A) Rutherford B) Bohr C) Dalton D) Thomson
A) Democritus B) Chadwick C) Thomson D) Rutherford
A) Bohr B) Rutherford C) Shrodinger and Heisenburg D) Thomson 
A) Rutherford B) Bohr C) Thomson 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) Rutherford C) Bohr 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) larger mass B) smaller mass C) positive charge D) negative charge
A) neutrons B) electrons C) protons D) positrons
A) 1.33g/ml B) 72g/ml C) 0.33g/ml D) 3g/ml
A) 17.5g B) 0.094g C) 16g D) 10.7g |
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