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