WHS-Chem Test 3
A) It is composed of protons only B) It is composed of electrons and neutrons C) It is composed of protons and electrons D) It is composed of protons and neutrons
A) - B) + C) 0
A) have an equal number of neutrons and protons. B) have neutrons in their nuclei. C) have an equal number of electrons and protons. D) have an equal number of charged and noncharged particles.
A) digesting food B) burning wood C) breaking a pencil D) cooking eggs
A) Discovery Date B) Atomic Mass C) Alphabetical Order D) Atomic Number
A) Protons and Neutrons B) Neutrons C) Protons 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) 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 usually gases. B) They are located in the left-most column of the periodic table. C) They are extremely nonreactive. D) They form negative ions with a -1 charge.
A) They form compounds with very bright colors. B) a basically nonreactive. C) They are extremely rare in nature. D) They are highly reactive with both metals and nonmetals.
A) have only 1 valence electron B) exist in all three states of matter in normal conditions C) are all metals 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) location; ionization B) mass;number C) number; mass D) color; smell
A) 3 neutrons B) 12 neutrons C) 6 neutrons D) 8 neutrons
A) Halogens B) Alkaline Earth C) Alkali Metals D) Noble Gases
A) Noble Gases B) Akali C) Alkaline Earth D) Halogens
A) Halogens B) Alkaline Earth C) Alkali D) Noble Gases
A) Noble Gases B) Alkaline Earth C) Halogens D) Alkali
A) 3 B) 4 C) 2 D) 5
A) metals B) metalloids C) nonmetals
A) Mendleev B) Einstein C) Mosely D) Ms. Watson
A) according to atomic number B) by date discovered C) According to atomic mass D) alphabetically
A) Atomic Number-Atomic Mass B) Atomic Number C) Atomic Mass D) Atomic Mass-Atomic Number
A) Atomic Number-Atomic mass B) Atomic Mass-Atomic Number C) Atomic Mass D) Atomic Number
A) neutrons B) electrons C) nucleus D) protons
A) pH B) flammability C) reactivity D) color
A) crushing B) breaking C) burning D) adding dye
A) only can be seen in a few elements B) can be observed with senses C) can only be observed by changing the substance D) vary within the same element
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) it will float B) not enough information C) it will sink
A) kilograms B) grams C) hours D) meters
A) accurate B) precise C) both accurate and precise D) nethier accurate or precise
A) 1/100 B) 1/1,000 C) 100 D) 1,000
A) constant B) independent C) dependent D) control
A) growth B) fertilizer C) strawberries D) length of study
A) independent B) constant C) dependent D) control
A) graduated cylinder B) stirring rod C) beaker D) tongs
A) 10 B) 13 C) 16 D) 0
A) 35 B) 18 C) 17 D) 19
A) 12 B) 10 C) 14 D) 26
A) 2 B) 18 C) 8 D) 10
A) 57 amu B) 0.57 amu C) 115 amu D) 5.7 amu
A) 3 B) 1 C) 2 D) 4
A) Thomson B) Rutherford C) Dalton D) Bohr
A) Chadwick B) Thomson C) Rutherford D) Democritus
A) Rutherford B) Bohr C) Thomson D) Shrodinger and Heisenburg 
A) Dalton B) Rutherford C) Thomson D) Bohr
A) Atoms combine to form compounds in simple whole number ratios. B) Atoms of the same element are exactly alike. C) All matter is made of atoms.
A) Rutherford B) Bohr C) Dalton D) Chadwick
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) larger mass B) positive charge C) smaller mass D) negative charge
A) positrons B) electrons C) neutrons D) protons
A) 1.33g/ml B) 0.33g/ml C) 3g/ml D) 72g/ml
A) 0.094g B) 24g C) 10.7g D) 17.5g |
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