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