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