SGC-Chem Test 2 SP2
A) It is composed of protons only B) It is composed of protons and neutrons C) It is composed of electrons and neutrons D) It is composed of protons and electrons
A) 0 B) - 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) digesting food D) breaking a pencil
A) Alphabetical Order B) Atomic Number C) Discovery Date D) Atomic Mass
A) Neutrons B) Valence Electrons C) Protons and Neutrons D) Protons
A) color B) pH C) density D) shape
A) a total of eight neutrons and electrons. B) a total of eight protons and neutrons. C) eight protons in its nucleus. D) eight neutrons in its nucleus.
A) protons. B) protons plus the number of electrons. C) protons plus the number of neutrons. D) neutrons.
A) They form negative ions with a -1 charge. B) They are located in the left-most column of the periodic table. C) They are usually gases. D) They are extremely nonreactive.
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) have only 1 valence electron C) are all metals D) exist in all three states of matter in normal conditions
A) On the left-most side. B) In the bottom rows. C) On the right side. D) In the middle column of the periodic table.
A) mass;number B) number; mass C) color; smell D) location; ionization
A) 3 neutrons B) 12 neutrons C) 8 neutrons D) 6 neutrons
A) Halogens B) Noble Gases C) Alkaline Metals D) Alkaline Earth
A) Akali B) Noble Gases C) Halogens D) Alkaline Earth
A) Alkaline Earth B) Noble Gases C) Halogens D) Alkali
A) Halogens B) Alkali C) Noble Gases D) Alkaline Earth
A) 2 B) 3 C) 5 D) 4
A) metals B) nonmetals C) metalloids
A) Einstein B) Mosely C) Ms. Watson D) Mendleev
A) alphabetically B) by date discovered C) according to atomic number D) According to atomic mass
A) Atomic Number-Atomic Mass B) Atomic Mass-Atomic Number C) Atomic Mass D) Atomic Number
A) Atomic Mass-Atomic Number B) Atomic Number C) Atomic Mass D) Atomic Number-Atomic mass
A) protons B) neutrons C) nucleus D) electrons
A) flammability B) pH C) color D) reactivity
A) shape B) pH C) texture D) density
A) adding dye B) breaking C) crushing D) burning
A) breaking B) rusting C) precipitate forming D) burning
A) vary within the same element B) can only be observed by changing the substance C) can be observed with senses D) only can be seen in a few elements
A) only can be observed in a few elements B) cn only be observed by changing the substance C) vary within the same element D) can be observes with the senses
A) chemical B) physical
A) physical B) chemical
A) it will sink B) it will float C) not enough information
A) kelvin B) meters C) second D) liters
A) grams B) meters C) kilograms D) hours
A) both accurate and precise B) accurate C) precise D) nethier accurate or precise
A) 1,000 B) 1/100 C) 100 D) 1/1,000
A) dependent B) control C) constant D) independent
A) growth B) length of study C) fertilizer D) strawberries
A) 2,500m B) 0.0025m
A) 1.65g B) 16.5g
A) 9.470x10-2 B) 9.470x102
A) 4.2x103 B) 4.2x10-3
A) 0.0000875 B) 875,000
A) 63,400 B) 0.00634
A) independent B) dependent C) constant D) control
A) beaker B) graduated cylinder C) stirring rod D) tongs
A) 13 B) 10 C) 0 D) 16
A) 35 B) 19 C) 18 D) 17
A) 26 B) 12 C) 14 D) 10
A) 8 B) 18 C) 10 D) 2
A) 5.7 amu B) 0.57 amu C) 115 amu D) 57 amu
A) 1 B) 2 C) 4 D) 3
A) 67.2 mol B) 0.5 mol C) 89.6 mol D) 2 mol
A) 5.8x1022 atoms B) 2.107x1024 atoms C) 21.07 atoms D) 1.72x1023 atoms
A) 2,295ft B) 12,144ft
A) 33.3kg B) 6.75kg
A) Thomson B) Dalton C) Rutherford D) Bohr
A) Thomson B) Democritus C) Rutherford D) Chadwick
A) Shrodinger and Heisenburg B) Bohr C) Rutherford D) Thomson 
A) Bohr B) Thomson C) Rutherford 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) Rutherford B) Chadwick C) Dalton D) Bohr
A) The mass of electrons is much smaller than the mass of protons and neutrons. B) Electrons are positively charged. 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) negative charge D) positive charge
A) positrons B) protons C) neutrons D) electrons
A) 3g/ml B) 1.33g/ml C) 0.33g/ml D) 72g/ml
A) 0.094g B) 10.7g C) 17.5g D) 16g |
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