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