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