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