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