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