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