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