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