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 and neutrons D) It is composed of protons only
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) digesting food B) cooking eggs C) burning wood D) breaking a pencil
A) Atomic Number B) Discovery Date C) Atomic Mass D) Alphabetical Order
A) Valence Electrons B) Neutrons C) Protons D) Protons and Neutrons
A) density B) color C) shape D) pH
A) eight neutrons in its nucleus. B) eight protons in its nucleus. C) a total of eight neutrons and electrons. D) a total of eight protons and neutrons.
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 form negative ions with a -1 charge. C) They are usually gases. D) They are extremely nonreactive.
A) a basically nonreactive. B) They are highly reactive with both metals and nonmetals. C) They form compounds with very bright colors. D) They are extremely rare in nature.
A) are all metals B) exist in all three states of matter in normal conditions C) have only 1 valence electron D) are nonreactive
A) In the middle column of the periodic table. B) In the bottom rows. C) On the left-most side. D) On the right side.
A) location; ionization B) number; mass C) mass;number D) color; smell
A) 6 neutrons B) 8 neutrons C) 12 neutrons D) 3 neutrons
A) Halogens B) Noble Gases C) Alkaline Metals D) Alkaline Earth
A) Noble Gases B) Alkaline Earth C) Akali D) Halogens
A) Alkali B) Halogens C) Alkaline Earth D) Noble Gases
A) Alkali B) Halogens C) Noble Gases D) Alkaline Earth
A) 4 B) 3 C) 2 D) 5
A) nonmetals B) metals C) metalloids
A) Einstein B) Ms. Watson C) Mendleev D) Mosely
A) according to atomic number B) alphabetically C) by date discovered D) According to atomic mass
A) Atomic Number B) Atomic Mass C) Atomic Number-Atomic Mass D) Atomic Mass-Atomic Number
A) Atomic Mass-Atomic Number B) Atomic Number C) Atomic Mass D) Atomic Number-Atomic mass
A) neutrons B) protons C) nucleus D) electrons
A) reactivity B) flammability C) pH D) color
A) density B) shape C) pH D) texture
A) burning B) breaking C) crushing D) adding dye
A) breaking B) rusting C) burning D) precipitate forming
A) only can be seen in a few elements B) vary within the same element C) can only be observed by changing the substance D) can be observed with senses
A) can be observes with the senses B) only can be observed in a few elements C) cn only be observed by changing the substance D) vary within the same element
A) physical B) chemical
A) chemical B) physical
A) it will float B) not enough information C) it will sink
A) liters B) second C) meters D) kelvin
A) grams B) kilograms C) hours D) meters
A) both accurate and precise B) accurate C) precise D) nethier accurate or precise
A) 100 B) 1,000 C) 1/100 D) 1/1,000
A) constant B) dependent C) independent D) control
A) strawberries B) fertilizer C) length of study D) growth
A) 0.0025m B) 2,500m
A) 1.65g B) 16.5g
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) independent B) constant C) control D) dependent
A) stirring rod B) graduated cylinder C) beaker D) tongs
A) 16 B) 10 C) 0 D) 13
A) 18 B) 17 C) 19 D) 35
A) 12 B) 26 C) 14 D) 10
A) 18 B) 2 C) 10 D) 8
A) 115 amu B) 5.7 amu C) 0.57 amu D) 57 amu
A) 3 B) 1 C) 2 D) 4
A) 2 mol B) 67.2 mol C) 0.5 mol D) 89.6 mol
A) 5.8x1022 atoms B) 2.107x1024 atoms C) 1.72x1023 atoms D) 21.07 atoms
A) 2,295ft B) 12,144ft
A) 6.75kg B) 33.3kg
A) Dalton B) Rutherford C) Bohr D) Thomson
A) Thomson B) Democritus C) Chadwick D) Rutherford
A) Rutherford B) Thomson C) Shrodinger and Heisenburg D) Bohr 
A) Thomson B) Bohr C) Rutherford D) Dalton
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) 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) positive charge B) negative charge C) smaller mass D) larger mass
A) protons B) electrons C) positrons D) neutrons
A) 3g/ml B) 1.33g/ml C) 0.33g/ml D) 72g/ml
A) 10.7g B) 16g C) 17.5g D) 0.094g |
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