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