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