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