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