WHS-Chem Test 3
A) It is composed of electrons and neutrons B) It is composed of protons and electrons C) It is composed of protons and neutrons D) It is composed of protons only
A) - B) + C) 0
A) have an equal number of charged and noncharged particles. B) have an equal number of neutrons and protons. C) have neutrons in their nuclei. D) have an equal number of electrons and protons.
A) burning wood B) cooking eggs C) digesting food D) breaking a pencil
A) Discovery Date B) Atomic Number C) Alphabetical Order D) Atomic Mass
A) Valence Electrons B) Protons C) Protons and Neutrons D) Neutrons
A) shape B) pH C) color D) density
A) eight neutrons in its nucleus. B) eight protons in its nucleus. C) a total of eight protons and neutrons. D) a total of eight neutrons and electrons.
A) neutrons. B) protons plus the number of electrons. C) protons plus the number of neutrons. D) protons.
A) They form negative ions with a -1 charge. B) They are extremely nonreactive. C) They are located in the left-most column of the periodic table. D) They are usually gases.
A) They are highly reactive with both metals and nonmetals. B) a basically nonreactive. C) They form compounds with very bright colors. 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 right side. B) In the middle column of the periodic table. C) In the bottom rows. D) On the left-most side.
A) mass;number B) number; mass C) location; ionization D) color; smell
A) 3 neutrons B) 12 neutrons C) 6 neutrons D) 8 neutrons
A) Alkali Metals B) Noble Gases C) Halogens D) Alkaline Earth
A) Alkaline Earth B) Halogens C) Akali D) Noble Gases
A) Noble Gases B) Alkali C) Alkaline Earth D) Halogens
A) Alkali B) Alkaline Earth C) Halogens D) Noble Gases
A) 5 B) 2 C) 3 D) 4
A) metalloids B) metals C) nonmetals
A) Mendleev B) Einstein C) Mosely D) Ms. Watson
A) According to atomic mass B) according to atomic number C) by date discovered D) alphabetically
A) Atomic Number B) Atomic Number-Atomic Mass C) Atomic Mass D) Atomic Mass-Atomic Number
A) Atomic Number-Atomic mass B) Atomic Mass-Atomic Number C) Atomic Number D) Atomic Mass
A) electrons B) protons C) nucleus D) neutrons
A) color B) reactivity C) pH D) flammability
A) adding dye B) burning C) breaking D) crushing
A) vary within the same element B) can only be observed by changing the substance C) only can be seen in a few elements D) can be observed with senses
A) only can be observed in a few elements B) vary within the same element C) can be observes with the senses D) cn only be observed by changing the substance
A) chemical B) physical
A) chemical B) physical
A) not enough information B) it will float C) it will sink
A) grams B) meters C) hours D) kilograms
A) both accurate and precise B) precise C) accurate D) nethier accurate or precise
A) 1/1,000 B) 1,000 C) 100 D) 1/100
A) constant B) control C) dependent D) independent
A) fertilizer B) growth C) strawberries D) length of study
A) control B) independent C) constant D) dependent
A) stirring rod B) graduated cylinder C) beaker D) tongs
A) 0 B) 16 C) 13 D) 10
A) 35 B) 18 C) 19 D) 17
A) 14 B) 12 C) 26 D) 10
A) 2 B) 18 C) 8 D) 10
A) 57 amu B) 0.57 amu C) 5.7 amu D) 115 amu
A) 3 B) 1 C) 4 D) 2
A) Dalton B) Bohr C) Thomson D) Rutherford
A) Chadwick B) Rutherford C) Democritus D) Thomson
A) Bohr B) Thomson C) Rutherford D) Shrodinger and Heisenburg 
A) Thomson B) Rutherford C) Dalton D) Bohr
A) Atoms combine to form compounds in simple whole number ratios. B) All matter is made of atoms. C) Atoms of the same element are exactly alike.
A) Dalton B) Rutherford C) Chadwick D) Bohr
A) Electrons are positively charged. B) The mass of electrons is much smaller than the mass of protons and neutrons. C) Electron number never changes. D) The mass of protons and neutrons are much smaller than the mass of the electron.
A) larger mass B) negative charge C) smaller mass D) positive charge
A) positrons B) neutrons C) protons D) electrons
A) 3g/ml B) 72g/ml C) 0.33g/ml D) 1.33g/ml
A) 24g B) 17.5g C) 0.094g D) 10.7g |
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