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