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