A) It is composed of protons and electrons B) It is composed of protons only C) It is composed of electrons and neutrons D) It is composed of protons and neutrons
A) - B) 0 C) +
A) have an equal number of electrons and protons. B) have an equal number of charged and noncharged particles. C) have an equal number of neutrons and protons. D) have neutrons in their nuclei.
A) burning wood B) digesting food C) breaking a pencil D) cooking eggs
A) Alphabetical Order B) Atomic Mass C) Discovery Date D) Atomic Number
A) Valence Electrons B) Neutrons C) Protons and Neutrons D) Protons
A) shape B) color C) density D) pH
A) a total of eight neutrons and electrons. B) eight protons in its nucleus. C) eight neutrons 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 located in the left-most column of the periodic table. B) They are extremely nonreactive. C) They are usually gases. 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) a basically nonreactive. D) They are extremely rare in nature.
A) have only 1 valence electron B) are nonreactive C) exist in all three states of matter in normal conditions D) are all metals
A) In the bottom rows. B) On the left-most side. C) On the right side. D) In the middle column of the periodic table.
A) mass;number B) location; ionization C) number; mass D) color; smell
A) 12 neutrons B) 3 neutrons C) 6 neutrons D) 8 neutrons
A) Alkali Metals B) Alkaline Earth C) Noble Gases D) Halogens
A) Halogens B) Akali C) Noble Gases D) Alkaline Earth
A) Alkali B) Alkaline Earth C) Noble Gases D) Halogens
A) Alkali B) Noble Gases C) Alkaline Earth D) Halogens
A) 3 B) 5 C) 2 D) 4
A) nonmetals B) metalloids C) metals
A) Mendleev B) Mosely C) Ms. Watson D) Einstein
A) by date discovered B) According to atomic mass C) according to atomic number D) alphabetically
A) Atomic Mass B) Atomic Number C) Atomic Mass-Atomic Number D) Atomic Number-Atomic Mass
A) Atomic Mass-Atomic Number B) Atomic Number C) Atomic Number-Atomic mass D) Atomic Mass
A) neutrons B) nucleus C) protons D) electrons
A) color B) reactivity C) flammability D) pH
A) adding dye B) breaking C) burning D) crushing
A) only can be seen in a few elements B) can only be observed by changing the substance C) vary within the same element D) can be observed with senses
A) can be observes with the senses B) vary within the same element 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) meters C) kilograms D) hours
A) accurate B) both accurate and precise C) precise D) nethier accurate or precise
A) 100 B) 1/1,000 C) 1,000 D) 1/100
A) dependent B) independent C) control D) constant
A) fertilizer B) growth C) length of study D) strawberries
A) control B) constant C) independent D) dependent
A) beaker B) stirring rod C) graduated cylinder D) tongs
A) 0 B) 10 C) 13 D) 16
A) 19 B) 18 C) 35 D) 17
A) 26 B) 12 C) 10 D) 14
A) 2 B) 18 C) 8 D) 10
A) 115 amu B) 57 amu C) 0.57 amu D) 5.7 amu
A) 2 B) 1 C) 4 D) 3
A) Dalton B) Rutherford C) Bohr D) Thomson
A) Democritus B) Chadwick C) Thomson D) Rutherford
A) Thomson B) Shrodinger and Heisenburg C) Rutherford D) Bohr
A) Rutherford B) Thomson C) Dalton D) Bohr
A) Atoms of the same element are exactly alike. B) All matter is made of atoms. C) Atoms combine to form compounds in simple whole number ratios.
A) Chadwick B) Dalton C) Bohr D) Rutherford
A) Electron number never changes. B) The mass of electrons is much smaller than the mass of protons and neutrons. C) Electrons are positively charged. D) The mass of protons and neutrons are much smaller than the mass of the electron.
A) smaller mass B) negative charge C) positive charge D) larger mass
A) protons B) electrons C) neutrons D) positrons
A) 3g/ml B) 0.33g/ml C) 72g/ml D) 1.33g/ml
A) 10.7g B) 24g C) 0.094g D) 17.5g |