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