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 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) breaking a pencil B) cooking eggs C) digesting food D) burning wood
A) Atomic Number B) Discovery Date C) Atomic Mass D) Alphabetical Order
A) Neutrons B) Valence Electrons C) Protons and Neutrons D) Protons
A) density B) pH C) shape D) color
A) a total of eight neutrons and electrons. B) eight protons in its nucleus. C) a total of eight protons and neutrons. D) eight neutrons in its nucleus.
A) protons plus the number of neutrons. B) protons plus the number of electrons. C) neutrons. D) protons.
A) They are usually gases. B) They form negative ions with a -1 charge. 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) a basically nonreactive. C) They form compounds with very bright colors. D) They are extremely rare in nature.
A) are all metals B) exist in all three states of matter in normal conditions C) are nonreactive D) have only 1 valence electron
A) On the left-most side. B) On the right side. C) In the bottom rows. D) In the middle column of the periodic table.
A) mass;number B) location; ionization C) color; smell D) number; mass
A) 3 neutrons B) 12 neutrons C) 8 neutrons D) 6 neutrons
A) Alkaline Earth B) Halogens C) Noble Gases D) Alkaline Metals
A) Noble Gases B) Alkaline Earth C) Akali D) Halogens
A) Halogens B) Alkaline Earth C) Alkali D) Noble Gases
A) Halogens B) Alkali C) Alkaline Earth D) Noble Gases
A) 3 B) 4 C) 5 D) 2
A) nonmetals B) metals C) metalloids
A) Mosely B) Ms. Watson C) Mendleev D) Einstein
A) by date discovered B) alphabetically C) According to atomic mass D) according to atomic number
A) Atomic Mass-Atomic Number B) Atomic Number-Atomic Mass C) Atomic Number D) Atomic Mass
A) Atomic Mass-Atomic Number B) Atomic Mass C) Atomic Number D) Atomic Number-Atomic mass
A) protons B) electrons C) neutrons D) nucleus
A) color B) flammability C) pH D) reactivity
A) pH B) texture C) shape D) density
A) breaking B) burning C) adding dye D) crushing
A) precipitate forming B) rusting C) burning D) breaking
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) can be observes with the senses B) vary within the same element C) cn only be observed by changing the substance D) only can be observed in a few elements
A) chemical B) physical
A) physical B) chemical
A) it will float B) not enough information C) it will sink
A) kelvin B) second C) meters D) liters
A) meters B) hours C) grams D) kilograms
A) nethier accurate or precise B) both accurate and precise C) precise D) accurate
A) 1,000 B) 100 C) 1/1,000 D) 1/100
A) control B) dependent C) constant D) independent
A) length of study B) strawberries C) growth D) fertilizer
A) 2,500m B) 0.0025m
A) 1.65g B) 16.5g
A) 9.470x102 B) 9.470x10-2
A) 4.2x103 B) 4.2x10-3
A) 0.0000875 B) 875,000
A) 0.00634 B) 63,400
A) dependent B) control C) constant D) independent
A) graduated cylinder B) stirring rod C) beaker D) tongs
A) 0 B) 10 C) 16 D) 13
A) 18 B) 19 C) 35 D) 17
A) 26 B) 14 C) 10 D) 12
A) 10 B) 8 C) 18 D) 2
A) 0.57 amu B) 5.7 amu C) 57 amu D) 115 amu
A) 2 B) 3 C) 1 D) 4
A) 67.2 mol B) 0.5 mol C) 2 mol D) 89.6 mol
A) 1.72x1023 atoms B) 2.107x1024 atoms C) 5.8x1022 atoms D) 21.07 atoms
A) 12,144ft B) 2,295ft
A) 6.75kg B) 33.3kg
A) Dalton B) Thomson C) Bohr D) Rutherford
A) Chadwick B) Democritus C) Thomson D) Rutherford
A) Shrodinger and Heisenburg B) Rutherford C) Bohr D) Thomson
A) Dalton B) Rutherford C) Bohr D) Thomson
A) Atoms combine to form compounds in simple whole number ratios. B) Atoms of the same element are exactly alike. C) All matter is made of atoms.
A) Dalton B) Rutherford C) Chadwick D) Bohr
A) Electron number never changes. B) The mass of protons and neutrons are much smaller than the mass of the electron. C) Electrons are positively charged. D) The mass of electrons is much smaller than the mass of protons and neutrons.
A) negative charge B) positive charge C) larger mass D) smaller mass
A) positrons B) protons C) neutrons D) electrons
A) 1.33g/ml B) 0.33g/ml C) 3g/ml D) 72g/ml
A) 16g B) 0.094g C) 17.5g D) 10.7g |