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