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