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