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