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