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