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 electrons and neutrons D) It is composed of protons only
A) - B) + C) 0
A) have an equal number of electrons and protons. B) have an equal number of charged and noncharged particles. C) have neutrons in their nuclei. D) have an equal number of neutrons and protons.
A) breaking a pencil B) cooking eggs C) burning wood D) digesting food
A) Atomic Mass B) Discovery Date C) Alphabetical Order D) Atomic Number
A) Valence Electrons B) Protons C) Protons and Neutrons D) Neutrons
A) color B) pH C) shape D) density
A) a total of eight protons and neutrons. B) eight protons in its nucleus. C) eight neutrons in its nucleus. D) a total of eight neutrons and electrons.
A) protons plus the number of electrons. B) protons. C) neutrons. D) protons plus the number of neutrons.
A) They are located in the left-most column of the periodic table. B) They are extremely nonreactive. C) They are usually gases. D) They form negative ions with a -1 charge.
A) They are extremely rare in nature. B) They form compounds with very bright colors. C) a basically nonreactive. D) They are highly reactive with both metals and nonmetals.
A) have only 1 valence electron B) are all metals C) exist in all three states of matter in normal conditions D) are nonreactive
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) location; ionization B) color; smell C) number; mass D) mass;number
A) 12 neutrons B) 8 neutrons C) 3 neutrons D) 6 neutrons
A) Noble Gases B) Alkali Metals C) Halogens D) Alkaline Earth
A) Noble Gases B) Halogens C) Akali D) Alkaline Earth
A) Alkali B) Alkaline Earth C) Halogens D) Noble Gases
A) Alkali B) Noble Gases C) Alkaline Earth D) Halogens
A) 2 B) 3 C) 5 D) 4
A) nonmetals B) metalloids C) metals
A) Mendleev B) Mosely C) Einstein D) Ms. Watson
A) alphabetically B) according to atomic number C) According to atomic mass D) by date discovered
A) Atomic Number B) Atomic Mass-Atomic Number C) Atomic Mass D) Atomic Number-Atomic Mass
A) Atomic Number-Atomic mass B) Atomic Mass C) Atomic Mass-Atomic Number D) Atomic Number
A) electrons B) protons C) neutrons D) nucleus
A) flammability B) reactivity C) color D) pH
A) crushing B) burning C) adding dye D) breaking
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) vary within the same element B) can be observes with the senses C) cn only be observed by changing the substance D) only can be observed in a few elements
A) chemical B) physical
A) physical B) chemical
A) it will float B) it will sink C) not enough information
A) grams B) kilograms C) hours D) meters
A) nethier accurate or precise B) both accurate and precise C) precise D) accurate
A) 100 B) 1/1,000 C) 1/100 D) 1,000
A) control B) constant C) independent D) dependent
A) strawberries B) growth C) fertilizer D) length of study
A) control B) dependent C) constant D) independent
A) beaker B) stirring rod C) graduated cylinder D) tongs
A) 10 B) 16 C) 0 D) 13
A) 35 B) 18 C) 19 D) 17
A) 10 B) 12 C) 14 D) 26
A) 2 B) 8 C) 10 D) 18
A) 115 amu B) 0.57 amu C) 5.7 amu D) 57 amu
A) 3 B) 4 C) 1 D) 2
A) Thomson B) Dalton C) Bohr D) Rutherford
A) Rutherford B) Chadwick C) Thomson D) Democritus
A) Thomson B) Shrodinger and Heisenburg C) Rutherford D) Bohr 
A) Rutherford B) Dalton C) Bohr D) Thomson
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) Rutherford B) Bohr C) Dalton D) Chadwick
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) positive charge B) smaller mass C) larger mass D) negative charge
A) protons B) neutrons C) electrons D) positrons
A) 1.33g/ml B) 3g/ml C) 72g/ml D) 0.33g/ml
A) 24g B) 17.5g C) 10.7g D) 0.094g |
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