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