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