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