SGC-Chem Test 2 SP2
A) It is composed of protons and neutrons B) It is composed of protons and electrons C) It is composed of protons only D) It is composed of electrons and neutrons
A) + B) 0 C) -
A) have an equal number of charged and noncharged particles. B) have neutrons in their nuclei. 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) breaking a pencil D) digesting food
A) Atomic Number B) Discovery Date C) Alphabetical Order D) Atomic Mass
A) Protons and Neutrons B) Valence Electrons C) Neutrons D) Protons
A) shape B) density C) pH D) color
A) a total of eight neutrons and electrons. B) eight protons in its nucleus. C) eight neutrons in its nucleus. D) a total of eight protons and neutrons.
A) protons plus the number of neutrons. B) neutrons. C) protons. D) protons plus the number of electrons.
A) They are extremely nonreactive. B) They form negative ions with a -1 charge. C) They are located in the left-most column of the periodic table. D) They are usually gases.
A) a basically nonreactive. B) They form compounds with very bright colors. C) They are extremely rare in nature. D) They are highly reactive with both metals and nonmetals.
A) are all metals B) have only 1 valence electron C) exist in all three states of matter in normal conditions D) are nonreactive
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) number; mass B) mass;number C) location; ionization D) color; smell
A) 3 neutrons B) 6 neutrons C) 12 neutrons D) 8 neutrons
A) Noble Gases B) Halogens C) Alkaline Earth D) Alkaline Metals
A) Akali B) Alkaline Earth C) Noble Gases D) Halogens
A) Alkaline Earth B) Halogens C) Noble Gases D) Alkali
A) Alkali B) Alkaline Earth C) Noble Gases D) Halogens
A) 4 B) 2 C) 3 D) 5
A) metals B) metalloids C) nonmetals
A) Mendleev B) Einstein C) Mosely D) Ms. Watson
A) alphabetically B) According to atomic mass C) according to atomic number D) by date discovered
A) Atomic Mass B) Atomic Number C) Atomic Number-Atomic Mass D) Atomic Mass-Atomic Number
A) Atomic Mass B) Atomic Mass-Atomic Number C) Atomic Number-Atomic mass D) Atomic Number
A) nucleus B) protons C) neutrons D) electrons
A) flammability B) pH C) reactivity D) color
A) density B) texture C) pH D) shape
A) crushing B) adding dye C) breaking D) burning
A) burning B) rusting C) precipitate forming D) breaking
A) vary within the same element B) can be observed with senses C) can only be observed by changing the substance D) only can be seen in a few elements
A) vary within the same element B) can be observes with the senses 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 float B) not enough information C) it will sink
A) meters B) liters C) kelvin D) second
A) kilograms B) meters C) grams D) hours
A) precise B) accurate C) nethier accurate or precise D) both accurate and precise
A) 100 B) 1/1,000 C) 1/100 D) 1,000
A) constant B) dependent C) independent D) control
A) fertilizer B) strawberries C) growth 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) 875,000 B) 0.0000875
A) 63,400 B) 0.00634
A) independent B) constant C) dependent D) control
A) graduated cylinder B) stirring rod C) tongs D) beaker
A) 16 B) 13 C) 0 D) 10
A) 17 B) 18 C) 19 D) 35
A) 10 B) 26 C) 12 D) 14
A) 2 B) 10 C) 18 D) 8
A) 115 amu B) 0.57 amu C) 5.7 amu D) 57 amu
A) 2 B) 3 C) 4 D) 1
A) 67.2 mol B) 2 mol C) 89.6 mol D) 0.5 mol
A) 2.107x1024 atoms B) 1.72x1023 atoms C) 5.8x1022 atoms D) 21.07 atoms
A) 2,295ft B) 12,144ft
A) 6.75kg B) 33.3kg
A) Bohr B) Thomson C) Dalton D) Rutherford
A) Democritus B) Chadwick C) Rutherford D) Thomson
A) Thomson B) Bohr C) Rutherford D) Shrodinger and Heisenburg 
A) Rutherford B) Thomson 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) Rutherford B) Bohr C) Dalton D) Chadwick
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) smaller mass B) larger mass C) positive charge D) negative charge
A) neutrons B) electrons C) positrons D) protons
A) 72g/ml B) 0.33g/ml C) 1.33g/ml D) 3g/ml
A) 17.5g B) 16g C) 10.7g D) 0.094g |
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