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