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