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