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