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