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