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