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