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