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