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