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