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