SGC-Chem Test 2 SP2
A) It is composed of protons and electrons B) It is composed of electrons and neutrons C) It is composed of protons only D) It is composed of protons and neutrons
A) + B) 0 C) -
A) have an equal number of electrons and protons. B) have an equal number of charged and noncharged particles. C) have neutrons in their nuclei. D) have an equal number of neutrons and protons.
A) burning wood B) breaking a pencil C) cooking eggs D) digesting food
A) Discovery Date B) Alphabetical Order C) Atomic Mass D) Atomic Number
A) Protons B) Protons and Neutrons C) Neutrons D) Valence Electrons
A) color B) shape C) pH D) density
A) a total of eight neutrons and electrons. B) eight neutrons in its nucleus. C) a total of eight protons and neutrons. D) eight protons in its nucleus.
A) protons plus the number of electrons. B) protons. C) neutrons. D) protons plus the number of neutrons.
A) They are located in the left-most column of the periodic table. B) They are extremely nonreactive. C) They are usually gases. D) They form negative ions with a -1 charge.
A) They form compounds with very bright colors. B) a basically nonreactive. C) They are highly reactive with both metals and nonmetals. D) They are extremely rare in nature.
A) are all metals B) have only 1 valence electron C) exist in all three states of matter in normal conditions D) are nonreactive
A) On the left-most side. B) In the middle column of the periodic table. C) In the bottom rows. D) On the right side.
A) number; mass B) color; smell C) location; ionization D) mass;number
A) 6 neutrons B) 8 neutrons C) 3 neutrons D) 12 neutrons
A) Halogens B) Alkaline Metals C) Alkaline Earth D) Noble Gases
A) Halogens B) Akali C) Alkaline Earth D) Noble Gases
A) Alkali B) Halogens C) Alkaline Earth D) Noble Gases
A) Halogens B) Alkaline Earth C) Alkali D) Noble Gases
A) 2 B) 5 C) 4 D) 3
A) metalloids B) nonmetals C) metals
A) Ms. Watson B) Mendleev C) Einstein D) Mosely
A) by date discovered B) according to atomic number C) alphabetically D) According to atomic mass
A) Atomic Mass B) Atomic Mass-Atomic Number C) Atomic Number-Atomic Mass D) Atomic Number
A) Atomic Number B) Atomic Mass C) Atomic Mass-Atomic Number D) Atomic Number-Atomic mass
A) protons B) neutrons C) nucleus D) electrons
A) reactivity B) color C) pH D) flammability
A) density B) pH C) texture D) shape
A) crushing B) adding dye C) burning D) breaking
A) breaking B) precipitate forming C) rusting D) burning
A) vary within the same element B) can be observed with senses C) only can be seen in a few elements D) can only be observed by changing the substance
A) cn only be observed by changing the substance B) vary within the same element C) can be observes with the senses D) only can be observed in a few elements
A) physical B) chemical
A) physical B) chemical
A) not enough information B) it will sink C) it will float
A) kelvin B) liters C) second D) meters
A) kilograms B) grams C) meters D) hours
A) precise B) both accurate and precise C) accurate D) nethier accurate or precise
A) 1/100 B) 100 C) 1/1,000 D) 1,000
A) constant B) dependent C) control D) independent
A) length of study B) fertilizer C) strawberries D) growth
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) 0.0000875 B) 875,000
A) 63,400 B) 0.00634
A) control B) constant C) dependent D) independent
A) graduated cylinder B) stirring rod C) beaker D) tongs
A) 0 B) 13 C) 10 D) 16
A) 19 B) 35 C) 17 D) 18
A) 10 B) 26 C) 14 D) 12
A) 10 B) 8 C) 18 D) 2
A) 0.57 amu B) 5.7 amu C) 115 amu D) 57 amu
A) 2 B) 1 C) 3 D) 4
A) 67.2 mol B) 2 mol C) 89.6 mol D) 0.5 mol
A) 5.8x1022 atoms B) 21.07 atoms C) 2.107x1024 atoms D) 1.72x1023 atoms
A) 12,144ft B) 2,295ft
A) 33.3kg B) 6.75kg
A) Rutherford B) Dalton C) Thomson D) Bohr
A) Democritus B) Chadwick C) Thomson D) Rutherford
A) Thomson B) Bohr C) Rutherford D) Shrodinger and Heisenburg 
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) Bohr C) Chadwick D) Dalton
A) The mass of protons and neutrons are much smaller than the mass of the electron. B) Electrons are positively charged. C) The mass of electrons is much smaller than the mass of protons and neutrons. D) Electron number never changes.
A) smaller mass B) negative charge C) larger mass D) positive charge
A) positrons B) electrons C) protons D) neutrons
A) 1.33g/ml B) 72g/ml C) 3g/ml D) 0.33g/ml
A) 0.094g B) 10.7g C) 16g D) 17.5g |
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