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