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