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