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