A) It is composed of protons only B) It is composed of protons and neutrons C) It is composed of electrons and neutrons D) It is composed of protons and electrons
A) + B) 0 C) -
A) have an equal number of electrons and protons. B) have an equal number of neutrons and protons. C) have neutrons in their nuclei. D) have an equal number of charged and noncharged particles.
A) burning wood B) cooking eggs C) digesting food D) breaking a pencil
A) Discovery Date B) Alphabetical Order C) Atomic Number D) Atomic Mass
A) Protons B) Protons and Neutrons C) Valence Electrons D) Neutrons
A) density B) shape C) pH 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. B) protons plus the number of electrons. C) protons plus the number of neutrons. D) neutrons.
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) a basically nonreactive. C) They form compounds with very bright colors. D) They are extremely rare in nature.
A) exist in all three states of matter in normal conditions B) are nonreactive C) have only 1 valence electron D) are all metals
A) On the left-most side. B) On the right side. C) In the middle column of the periodic table. D) In the bottom rows.
A) mass;number B) number; mass C) color; smell D) location; ionization
A) 3 neutrons B) 12 neutrons C) 8 neutrons D) 6 neutrons
A) Noble Gases B) Halogens C) Alkali Metals D) Alkaline Earth
A) Noble Gases B) Alkaline Earth C) Halogens D) Akali
A) Alkaline Earth B) Alkali C) Halogens D) Noble Gases
A) Noble Gases B) Alkaline Earth C) Halogens D) Alkali
A) 5 B) 2 C) 3 D) 4
A) metals B) metalloids C) nonmetals
A) Einstein B) Mosely C) Ms. Watson D) Mendleev
A) according to atomic number B) alphabetically C) According to atomic mass D) by date discovered
A) Atomic Mass-Atomic Number B) Atomic Number-Atomic Mass C) Atomic Number D) Atomic Mass
A) Atomic Number-Atomic mass B) Atomic Mass-Atomic Number C) Atomic Mass D) Atomic Number
A) electrons B) protons C) neutrons D) nucleus
A) color B) reactivity C) pH D) flammability
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) can be observed with senses D) only can be seen in a few elements
A) can be observes with the senses B) cn only be observed by changing the substance C) only can be observed in a few elements 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) meters B) kilograms C) hours D) grams
A) both accurate and precise B) nethier accurate or precise C) precise D) accurate
A) 1/1,000 B) 1,000 C) 100 D) 1/100
A) constant B) independent C) control D) dependent
A) length of study B) fertilizer C) strawberries D) growth
A) dependent B) independent C) control D) constant
A) graduated cylinder B) stirring rod C) tongs D) beaker
A) 13 B) 16 C) 0 D) 10
A) 35 B) 18 C) 19 D) 17
A) 10 B) 14 C) 26 D) 12
A) 18 B) 10 C) 2 D) 8
A) 115 amu B) 5.7 amu C) 0.57 amu D) 57 amu
A) 3 B) 4 C) 1 D) 2
A) Rutherford B) Bohr C) Thomson D) Dalton
A) Democritus B) Thomson C) Rutherford D) Chadwick
A) Thomson B) Rutherford C) Shrodinger and Heisenburg D) Bohr
A) Dalton B) Bohr C) Rutherford D) Thomson
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) Dalton D) Rutherford
A) Electron number never changes. B) The mass of electrons is much smaller than the mass of protons and neutrons. C) Electrons are positively charged. D) The mass of protons and neutrons are much smaller than the mass of the electron.
A) larger mass B) negative charge C) positive charge D) smaller mass
A) neutrons B) electrons C) positrons D) protons
A) 1.33g/ml B) 3g/ml C) 0.33g/ml D) 72g/ml
A) 10.7g B) 24g C) 0.094g D) 17.5g |