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