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