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