Europe seen mixed as Greece fears linger

European markets are expected to open mixed on Tuesday as worries about Greece knock market sentiment.

On Monday, Greece ordered state bodies to send cash balances to the country's central bank as it scrambles to pay its bills. The latest move comes as Greece faces further debt repayments to the International Monetary Fund (IMF) and European Central Bank in the coming months.

The Eurogroup of finance ministers is due to meet on April 24 to discuss economic reforms in return for aid, but some officials, like German Finance Minister Wolfgang Schaeuble, are skeptical the meeting can yield a solution.

In European business news, Credit Suisse bank reported first quarter net profit of 1.054 billion Swiss francs ($1.1 billion) versus 859 million Swiss francs last year, slightly above expectations of analysts polled by Reuters.

In Asia, stocks rose on Tuesday, drawing support from the global rally in the U.S. and Europe induced by China's move over the weekend to stimulate its cooling economy. The country's central bank lowered the reserve requirement ratio (RRR) for all banks by 100 basis points over the weekend.

In the U.K., British Prime Minister David Cameron's Conservative party has notched up a four-point lead over the opposition Labour Party ahead of a May 7 election, an Ashcroft poll showed on Monday.

Earnings come from Publicis, Schneider Electric, SAP, AkzoNobel, Tele2, TeliaSonera, Actelion, ABF, ARM, RioTinto and Sky. Germany's ZEW survey of economic sentiment is released at 10:00 a.m. GMT