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