Quimica > Listas Extras > Flashcards

Listas Extras Flashcards

(13 cards)

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1
Q

Fenol e acetona sao ….

A

Polares

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2
Q

Procedimento adequado para tratar agua dos rios com microorganismos

A

Cloração

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3
Q

Qual é o elemento mais abundante do universo?

A

Hidrogênio

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4
Q

Qual é o elemento mais abundante da crosta terrestre?

A

Oxigenio

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5
Q

Qual é o simbolo do tungstênio?

A

W

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6
Q

Qual é o símbolo do chumbo?

A

Pb

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7
Q

T or F: metais apresentam, geralmente, elevados pontos de fusão devido a estabilidade do RETÍCULO CRISTALINO METÁLICO

A

Verdade

Tb formam retículo cristalino tche

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8
Q

T or F: um litro de água apresenta uma massa maior que um litro de hexano

A

Verdade

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9
Q

O alcool gel comercial é oq?

A

Dispersão coloidal que contem etanol

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10
Q
A

Verdade

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11
Q
A

Verdade

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12
Q
A

Verdade

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13
Q
A
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